Probe Holders

Firmly attach probes and sensors to the side of your sump using these sleek and durable aquarium probe holders. These probe holders can accommodate up to four probes which is perfect for housing your temperature probe, pH probe, conductivity probe, and ORP. These probe holders use powerful magnets to attach to your sump or aquarium to make sure they’re locked tightly and securely in place. Probe holders do not only keep your sensors safe, they also make your sump more neat and organized. No more messy wires and sensors lying around!